As an educational , yoyo can enhance a player's balance, eye-hand coordination, finger flexibility, and brain reaction capacity. Furthermore, yoyo is small, easy to carry, kids can enjoy it any time and anywhere. Features: Fits for kids, beginners to practice basic looping tricks, enhance a player's balance, and improve the capacity of control yo-yo. It is a responsive yoyo, helps beginners learn looping tricks. Just a gentle tug on the string while the yoyo is spinning, it will come back to your hand. Made of aluminum alloy, durable, not easy to be scratched, upgraded bearing and axle, spinning faster. Yoyo can enhance finger flexibility and brain reaction capacity, improve eye-hand coordination. Any problem, please contact our store without hesitation. Honor to serve you! Specification: Name: Responsive Yoyo Main material: Aluminum alloy Size: Diameter: 5.4cm, thickness: 3.4cm Color optional: Black&red, black&blue, black, green Age: 8+ Note: * This yoyo contains small parts, not suitable for children under 8 years old. Do not play or throw the yoyo towards people, breakable objects or animals. * There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Package Information: Package size: 9*6*4.5cm Package weight: 75g Gift Box Packaging Packing List: 1*Responsive Yoyo 1*String 1* Manual